Johns Hopkins University. Population Information Program. (1979). Population reports. Population Information Program, The Johns Hopkins University.
Citace podle Chicago (17th ed.)Johns Hopkins University. Population Information Program. Population Reports. Baltimore, Md.: Population Information Program, The Johns Hopkins University, 1979.
Citace podle MLA (8th ed.)Johns Hopkins University. Population Information Program. Population Reports. Population Information Program, The Johns Hopkins University, 1979.
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